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Add last-vacuum/analyze-time columns to the stats collector, both manual and

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issued by autovacuum.  Add accessor functions to them, and use those in the
pg_stat_*_tables system views.

Catalog version bumped due to changes in the pgstat views and the pgstat file.

Patch from Larry Rosenman, minor improvements by me.
This commit is contained in:
Alvaro Herrera
2006-05-19 19:08:27 +00:00
parent 09518fbdf4
commit 1f219cf433
8 changed files with 171 additions and 12 deletions
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6
src/backend/catalog/system_views.sql
View File

@@ -3,7 +3,7 @@
*
* Copyright (c) 1996-2006, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/backend/catalog/system_views.sql,v 1.26 2006/03/05 15:58:23 momjian Exp $
* $PostgreSQL: pgsql/src/backend/catalog/system_views.sql,v 1.27 2006/05/19 19:08:26 alvherre Exp $
*/
CREATE VIEW pg_roles AS
@@ -193,6 +193,10 @@ CREATE VIEW pg_stat_all_tables AS
C.oid AS relid,
N.nspname AS schemaname,
C.relname AS relname,
pg_stat_get_last_vacuum_time(C.oid) as last_vacuum,
pg_stat_get_last_autovacuum_time(C.oid) as last_autovacuum,
pg_stat_get_last_analyze_time(C.oid) as last_analyze,
pg_stat_get_last_autoanalyze_time(C.oid) as last_autoanalyze,
pg_stat_get_numscans(C.oid) AS seq_scan,
pg_stat_get_tuples_returned(C.oid) AS seq_tup_read,
sum(pg_stat_get_numscans(I.indexrelid))::bigint AS idx_scan,